[On the problem of penicillin resistance].
D010403:Penicillin Resistance; D010405:Penicillinase / Q000032:analysis; D010406:Penicillins / Q000494:pharmacology; D013210:Staphylococcus / Q000187:drug effects
D010406:Penicillins; D010405:Penicillinase
Zum Problem der Penicillinresistanz.